Results of matches played at the Brisbane International at the Queensland Tennis Centre on Sunday (x denotes seed): Final Singles Karolina Pliskova (CZE x2) bt Madison Keys (USA x8) 6-4, 4-6, 7-5 Doubles Hsieh Su-Wei (TPE)/Barbora Strycova (CZE X1) bt Ashleigh Barty (AUS)/Kiki Bertens (NED) 3-6, 7-6 (9/7), 10-8 afp